42147990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2707}}^1$

素因数の和:2893

約数の個数: 48

約数和(自身を含む): 110258928

約数和(自身を除く): 68110938

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 173, 346, 519, 865, 1038, 1557, 1730, 2595, 2707, 3114, 5190, 5414, 7785, 8121, 13535, 15570, 16242, 24363, 27070, 40605, 48726, 81210, 121815, 243630, 468311, 936622, 1404933, 2341555, 2809866, 4214799, 4683110, 7024665, 8429598, 14049330, 21073995, 42147990]

約数ペア:

[(1, 42147990), (2, 21073995), (3, 14049330), (5, 8429598), (6, 7024665), (9, 4683110), (10, 4214799), (15, 2809866), (18, 2341555), (30, 1404933), (45, 936622), (90, 468311), (173, 243630), (346, 121815), (519, 81210), (865, 48726), (1038, 40605), (1557, 27070), (1730, 24363), (2595, 16242), (2707, 15570), (3114, 13535), (5190, 8121), (5414, 7785)]